Fair Value (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2015	Dec. 31, 2014
Schedule of Equity Method Investments [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Other		$ 5.8	$ 8.0
Assets Held-for-sale, Long Lived, Fair Value Disclosure		2.8	6.8
Impairment of Long-Lived Assets to be Disposed of		(3.0)	1.2
Long Lived Assets Held and Used Carrying Amount		0.8	112.6
Long Lived Assets Held and Used Fair Value		0.5	14.9
Impairment of Long-Lived Assets Held-for-use		0.3	(97.7)
Long-term fixed-rate debt, fair value		521.5	558.6
Long-term Fixed-rate Debt, Carrying Value		520.4	521.4
Aerospace Overhaul [Member]
Schedule of Equity Method Investments [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Other			8.0
Repair Business [Member]
Schedule of Equity Method Investments [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Other	$ 5.8	5.8
Assets Held-for-sale, Long Lived, Fair Value Disclosure	2.8	2.8
Impairment of Long-Lived Assets to be Disposed of	$ 3.0	3.0
Indefinite-lived Intangible Assets [Member]
Schedule of Equity Method Investments [Line Items]
Long Lived Assets Held and Used Carrying Amount		14.2	14.2
Long Lived Assets Held and Used Fair Value			8.7
Impairment of Long-Lived Assets Held-for-use			(5.5)
Other Intangible Assets [Member]
Schedule of Equity Method Investments [Line Items]
Long Lived Assets Held and Used Carrying Amount		4.4	4.4
Long Lived Assets Held and Used Fair Value			0.0
Impairment of Long-Lived Assets Held-for-use			(4.4)
Property, Plant and Equipment [Member]
Schedule of Equity Method Investments [Line Items]
Long Lived Assets Held and Used Carrying Amount		0.8	1.5
Long Lived Assets Held and Used Fair Value		0.5	0.0
Impairment of Long-Lived Assets Held-for-use		(0.3)	(1.5)
Goodwill [Member]
Schedule of Equity Method Investments [Line Items]
Long Lived Assets Held and Used Carrying Amount			92.5
Long Lived Assets Held and Used Fair Value			6.2
Impairment of Long-Lived Assets Held-for-use			(86.3)
Goodwill [Member] | Drives [Member]
Schedule of Equity Method Investments [Line Items]
Long Lived Assets Held and Used Carrying Amount		56.9
Long Lived Assets Held and Used Fair Value			1.7
Goodwill [Member] | Aerospace Aftermarket [Member]
Schedule of Equity Method Investments [Line Items]
Long Lived Assets Held and Used Carrying Amount		$ 35.6
Long Lived Assets Held and Used Fair Value			$ 4.5